/* Styles for the Dyscalculia Math Helper page - Enhanced */

.dyscalculia-container {
    max-width: 900px;
    margin: 40px auto;
    padding: 30px;
    background: var(--gradient-card);
    border-radius: 32px;
    box-shadow: var(--shadow-intense), inset 0 1px 0 rgba(255,255,255,0.1);
    position: relative;
    overflow: hidden;
}

.dyscalculia-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 25% 25%, rgba(107, 178, 235, 0.08), transparent 50%),
                radial-gradient(circle at 75% 75%, rgba(130, 233, 222, 0.08), transparent 50%),
                radial-gradient(circle at 50% 10%, rgba(255, 202, 120, 0.06), transparent 40%);
    z-index: 0;
    pointer-events: none;
}

.dyscalculia-container > * {
    position: relative;
    z-index: 1;
}

.dyscalculia-container h1 {
    background: linear-gradient(135deg, var(--info) 0%, var(--accent-2) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    font-size: 2.8em;
    margin-bottom: 15px;
    font-weight: 800;
    animation: math-glow 3s ease-in-out infinite alternate;
}

@keyframes math-glow {
    0% { filter: drop-shadow(0 0 5px rgba(107, 178, 235, 0.3)); }
    100% { filter: drop-shadow(0 0 15px rgba(107, 178, 235, 0.6)); }
}

.dyscalculia-container p {
    text-align: center;
    color: var(--muted);
    margin-bottom: 35px;
    font-size: 1.1em;
    line-height: 1.6;
}

.problem-input-area {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.problem-input-area textarea {
    width: 100%;
    min-height: 120px;
    padding: 15px;
    border-radius: 18px;
    border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
    background: var(--bg-soft);
    font-size: 1.1em;
    resize: vertical;
}

.problem-input-area textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--ring);
    outline: none;
}

.problem-input-area .btn {
    align-self: flex-end;
    font-size: 1.1em;
    padding: 15px 25px;
}

.explanation-result-area {
    padding: 25px;
    border-radius: 20px;
    background: var(--gradient-soft);
    border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
    box-shadow: var(--shadow-soft), inset 0 1px 0 rgba(255,255,255,0.05);
}

.explanation-result-area h3 {
    background: linear-gradient(135deg, var(--info), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 25px;
    margin-bottom: 15px;
    border-bottom: 3px solid var(--accent-2);
    padding-bottom: 8px;
    font-weight: 700;
    position: relative;
}

.explanation-result-area h3::before {
    content: '🧮';
    position: absolute;
    left: -30px;
    top: 0;
    font-size: 20px;
    animation: bounce-icon 2s ease-in-out infinite;
}

@keyframes bounce-icon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

.explanation-result-area h3:first-child {
    margin-top: 0;
}

.explanation-result-area h3:first-child::before {
    content: '🎆';
}

.explanation-result-area ul {
    list-style-type: none;
    padding-left: 0;
    counter-reset: step-counter;
}

.explanation-result-area ul li {
    margin-bottom: 16px;
    line-height: 1.7;
    padding: 16px 20px;
    background: var(--gradient-card);
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
    position: relative;
    padding-left: 60px;
    counter-increment: step-counter;
    transition: all var(--norm) var(--ease-bounce);
}

.explanation-result-area ul li:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-soft);
}

.explanation-result-area ul li::before {
    content: counter(step-counter);
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    background: var(--gradient-primary);
    color: var(--primary-ink);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    box-shadow: var(--shadow-soft);
}

/* Math equation styling */
.math-equation {
    background: var(--bg-soft);
    border: 2px solid var(--accent-2);
    border-radius: 12px;
    padding: 16px;
    margin: 12px 0;
    font-family: 'Courier New', monospace;
    font-size: 1.2em;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.math-equation::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(130, 233, 222, 0.3), transparent);
    transition: left var(--slow) ease;
}

.math-equation:hover::before {
    left: 100%;
}

/* Visual fraction helper */
.fraction-visual {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    margin: 0 8px;
    font-family: 'Courier New', monospace;
}

.fraction-visual .numerator {
    border-bottom: 2px solid var(--text);
    padding-bottom: 2px;
}

.fraction-visual .denominator {
    padding-top: 2px;
}

/* Number line visualization */
.number-line {
    background: var(--gradient-card);
    border-radius: 12px;
    padding: 20px;
    margin: 16px 0;
    text-align: center;
    border: 1px solid color-mix(in srgb, var(--accent-2) 20%, transparent);
}

.number-line svg {
    max-width: 100%;
    height: auto;
}

.explanation-result-area .error {
    color: var(--danger);
    font-weight: bold;
    text-align: center;
}

.loader {
    width: 50px;
    height: 50px;
    border: 5px solid var(--bg);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design for Dyscalculia Page */
@media (max-width: 768px) {
    .dyscalculia-container {
        margin: 20px auto;
        padding: 20px;
        border-radius: 24px;
    }
    
    .dyscalculia-container h1 {
        font-size: 2.2em;
    }
    
    .explanation-result-area ul li {
        padding: 12px 16px;
        padding-left: 50px;
    }
    
    .explanation-result-area ul li::before {
        left: 16px;
        width: 24px;
        height: 24px;
        font-size: 12px;
    }
    
    .explanation-result-area h3::before {
        left: -25px;
        font-size: 16px;
    }
    
    .math-equation {
        padding: 12px;
        font-size: 1.1em;
    }
    
    .number-line {
        padding: 16px;
    }
    
    .math-tools {
        margin: 16px 0 !important;
    }
    
    .math-tools > div {
        justify-content: center !important;
        gap: 8px !important;
    }
    
    .math-tools .btn {
        padding: 8px 12px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .dyscalculia-container {
        margin: 10px;
        padding: 16px;
    }
    
    .dyscalculia-container h1 {
        font-size: 1.8em;
    }
    
    .explanation-result-area ul li {
        padding: 10px 12px;
        padding-left: 40px;
    }
    
    .explanation-result-area ul li::before {
        left: 12px;
        width: 20px;
        height: 20px;
        font-size: 10px;
    }
    
    .math-equation {
        font-size: 1em;
        padding: 10px;
    }
    
    .math-tools > div {
        flex-direction: column !important;
        align-items: center !important;
    }
    
    .math-tools .btn {
        width: 100%;
        max-width: 200px;
    }
}